#box1 {
  position: relative;
  width: 200px;
  height: 50px;
  margin: 200px auto 0px;
  border: 1px solid #FF5A00;
}

#bg1 {
  height: 16px;
  width: 198px;
  border: 1px solid #CBCBCB;
  border-radius: 8px;
  margin: 16px auto 0px;
}

#bgColor1 {
  height: 16px;
  border-radius: 8px;
  width: 0;
  background-color: #30396C;
}

#btn1 {
  height: 32px;
  width: 32px;
  background: url("../img/中毒-1.png");
  border-radius: 16px;
  position: absolute;
  left: 0px;
  top: 10px;
  margin-left: -16px; 
  cursor: pointer;
}